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प्रश्न
The slope of a speed-time graph gives:
विकल्प
distance travelled
velocity
acceleration
displacement
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उत्तर
acceleration
The rate of change of speed per unit time is termed as acceleration. So, the answer is
(c) Acceleration
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संबंधित प्रश्न
Fill in the following blank with a suitable word:
Acceleration is the rate of change of ______ It is measured in ______
What is meant by the term acceleration ? State the SI unit of acceleration.
Describe the motion of a body which is accelerating at a constant rate of 10 m s–2. If the body starts from rest, how much distance will it cover in 2 s ?
A bus was moving with a speed of 54 km/h. On applying brakes it stopped in 8 seconds. Calculate the acceleration.
Derive the formula : v = u + at, where the symbols have usual meanings.
Define velocity. State its unit.
A bicycle initially moving with a velocity 5.0 m s-1 accelerates for 5 s at a rate of 2 m s-2. What will be its final velocity?
Derive the following equations for uniformly accelerated motion:
(i) v = u + at
(ii) `"S = ut" + 1/2 "at"^2`
(iii) v2 = u2 + 2aS
where the symbols have their usual meanings.
Multiple choice Question. Select the correct option.
At the maximum height, a body thrown vertically upwards has :
Can you suggest a real-life example about the motion of a body from the following velocity – time graph?
